> It ended up costing about $5 for all of the setup, experimentation, and actual training. This is the most amazing piece of information. I bet there are tons

> It ended up costing about $5 for all of the setup, experimentation, and actual training. This is the most amazing piece of information. I bet there are tons of low-hanging fruits that, thanks to the openness of academic papers on the subject, cheap hardware and computational power, can provide phenomenal results in the field, even for hobbyists.